Crawl app photos with python

Download a fighting fish first (you can do it without downloading, the URLs are all here, right) Grab a json package by grabbing it and get the address below   Observed tests show that modifying offset values is equivalent to paging an app Accessing this url returns a large dictionary with two indexes, one error and one data.Data is another 20 ...

Posted by snowdog on Mon, 20 Jul 2020 08:02:20 -0700

Kids learn Java (6): encapsulation

Object oriented has three characteristics: Encapsulation, Inheritance and Polymorphism. This section covers encapsulation. Procedure 1 class Woman { private String name; private int age; private Man husband; public void setName(String name) { this.name = name; } public String getName() { return ...

Posted by thehigherentity on Sun, 19 Jul 2020 08:51:28 -0700

References in Java and JNI (strong, soft, weak, virtual)

1. Strong References (Objects) Features: Strong references provide direct access to the target object. Will not be recycled. Two, soft reference (SoftReference class) Features: When GC reclaims based on JVM memory, JVM reclaims when it finds it is out of memory Conditions for freeing up space: JVM found insufficient m ...

Posted by alireza on Sun, 19 Jul 2020 08:34:35 -0700

vue property binding and interaction

vue directive binding properties vue binds attributes by directive v-bind, src/width/height/title, such as v-bind:src='''can be abbreviated as: src=''', the same v-Bind:widthWait a moment, abbreviated as width,:height <script src="https://unpkg.com/vue/dist/vue.js"></script> <body> <div id="box"> <img v-bind:sr ...

Posted by info@ipfaces.org on Mon, 20 Jul 2020 09:12:34 -0700

Beego Learning Notes 6: Paging Implementation

Implement Paging 1> Business logic for paging implementation 1->N data are displayed on each page. For the total number of data records M, the number of pages M%N==0?M/N:M/N+1; 2->Page Rendering Paging html Part 3>Switch pages, input parameters, background processing, and retrieve new eligible data 4>Paging method, js paging, and ...

Posted by irishred8575 on Sun, 19 Jul 2020 07:40:52 -0700